commit 4d9d166a3ae830c62bb7341efe886c99e614199a
Author: Nils Philippsen <nils@redhat.com>
Date:   Tue Dec 29 11:43:24 2009 +0100

    patch: genesys-gl841-registers
    
    Squashed commit of the following:
    
    commit 8bb82ba231bec01377e28a4f7f635dca61c34fbb
    Author: Pierre Willenbrock <pierre@pirsoft.dnsalias.org>
    Date:   Wed Jun 3 00:16:16 2009 +0200
    
        Always send registers before trying to acquire a line
        (cherry picked from commit a0ea955e91837156d2112c0ffd12c8afebe86efa)
    
        Signed-off-by: Nils Philippsen <nils@redhat.com>
        Resolves: rhbz#527935

diff --git a/backend/genesys_gl841.c b/backend/genesys_gl841.c
index 2810865..c9facc4 100644
--- a/backend/genesys_gl841.c
+++ b/backend/genesys_gl841.c
@@ -4948,9 +4948,6 @@ gl841_offset_calibration (Genesys_Device * dev)
       return status;
     }
 
-  RIE (gl841_bulk_write_register
-       (dev, dev->calib_reg, GENESYS_GL841_MAX_REGS));
-
   used_res = dev->current_setup.xres;
   num_pixels = dev->current_setup.pixels;
 
@@ -4999,6 +4996,9 @@ gl841_offset_calibration (Genesys_Device * dev)
 
   do {
 
+      RIE (gl841_bulk_write_register
+	   (dev, dev->calib_reg, GENESYS_GL841_MAX_REGS));
+
       for (j=0; j < channels; j++) {
 	  off[j] = (offh[j]+offl[j])/2;
 	  dev->frontend.offset[j] = off[j];